This was only the second time Inter failed to win a Serie A match in which Romelu Lukaku scored. They had won on 12 of the previous 13 occasions
Romelu Lukaku scored his 25th goal of the season as Inter Milan drew with Sassuolo in a six-goal thriller.
Francesco Caputo slotted mid-table Sassuolo ahead, and Lukaku equalised with a penalty.
Alexis Sanchez set up Cristiano Biraghi to give Inter the lead but then substitute Ashley Young conceded a penalty which Domenico Berardi scored.
Borja Valero and Sassuolo’s Giangiacomo Magnani scored late tap-ins before Inter had Milan Skriniar sent off.
Inter’s Roberto Gagliardini hit the crossbar from close range and former Manchester United and Everton striker Lukaku also had a goal disallowed for offside in an entertaining match.
Six former Premier League players featured for Antonio Conte’s Inter during the game. Their slim title hopes are probably now over, sitting eight points behind leaders Juventus in third.